Finding the Fourth Proportional to 570,470.36, 855,694.02 and 196,485.08
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Solution
The fourth proportional to 570,470.36, 855,694.02 and 196,485.08 is: 294,723.65
Step by Step Solution
- Step 1: Write the proportion equation
570,470.36 : 855,694.02 = 196,485.08 : x - Step 2: Convert to fraction form
570,470.36/855,694.02 = 196,485.08/x - Step 3: Cross multiply
570,470.36x = 855,694.02 × 196,485.08 - Step 4: Simplify right side
570,470.36x = 168,131,107,975.22 - Step 5: Solve for x
x = 168,131,107,975.22/570,470.36 - Step 6: Final answer
x = 294,723.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.